Effect of weaning age on serum IgG in post-weaning in an indoor pig farm

GARCÍA, G; DA SILVA A; ASHWORTH G.; BERARDO D; ALUSTIZA F; DOGI C.A; GRECO C.

Congreso; X Congreso Latinoamericano de la Asociación de Inmunología. ALAI.; 2012

The shortening of the lactation phase is a management practice that improve performance in an indoor pig farm. However,its consequences are not fully elucidated. The aim of this work was to determinate the effect of weaning ageon the levels of total IgG in post-weaning. The study was carried out on 64 randomly selected hybrids piglets of Landrace xLarge White from different litters, with identical genetics, nutrition and handling, reared in confinement with controlled light and temperature. Two groups were conformed:piglets weaned at 14 and at 21 days (W